1. Air Quality Surveillance Branch Air Monitoring Operations l Manual and Non-criteria Samplers » Reggie Smith » Special Purpose Monitoring & Data Support Section California Environmental Protection Agency Air Resources Board

2. Ambient Air Monitoring Programs (cont.) l Particulate Matter l Toxic Air Contaminants l Hydrocarbon Compounds l Acid Deposition

3. Types of Instruments l Manual Samplers » Time averaged data » Sampling Media – Filter samples – Cartridges – Canisters » Analyzed in separate step l Continuous Samplers » Instrumental methods » On-line data

4. Particulate Monitoring l Particulate Matter » < 10 micrometers and < 2.5 micrometers l Size Fractional Particulate Matter » 0- 2.5 and 2.5 - 10 microns l Total Suspended Particulate l Continuous Particulate Sampler l Coefficient of Haze l Relative Visibility

5. Particulate Standards 24 hr Annual PM 10 24 hr Annual FederalState 65 ug/m 3 15 ug/m 3 150 ug/m 3 50 ug/m 3 30 ug/m 3 PM 2.5

6. High Volume Sampler w/ Size Selective Inlet

10. PM10 Filter Handling Procedure l Filters are weighed pre and post sampling l Filters are inspected for tears, pinholes, frayed edges, clumps of fibers, discoloration

11. Fine Particulate Matter - PM2.5 l 1997, U.S. EPA promulgates new fine particulate standards l ARB implementing new PM2.5 monitoring network l Samplers » Andersen Sequential and R&P Single Channel l Sampling Media » 47 mm teflon filters

12. PM2.5 Federal Reference Method Sampler

13. WINS Well Impactor - Ninety Six

14. PM 10 - Dichotomous Sampler

15. Size Fractional Size Selective Inlet Sampler l Two 37 mm Teflon filters l Coarse Mass (2.5 -10 micron) l Fine Mass (0 - 2.5 micron) » Elements (Al, As, Ba, Br, Ca, Cl, Co, Cr, Cu, Fe, Hg, K, Mn, Mo, Ni, P, Pb, Rb, S, Sb, Se, Si, Sn, Sr, Ti, I, V, Y, Zn, Zr)

16. PM 10 Inlet

17. Virtual Impactor

18. Total Suspended Particulate Sampler

19. PM-10 Tapered Element Oscillating Microbalance

20. Coefficient of Haze

21. Relative Visibility l Nephelometer l Detects the amount of light scattered by suspended particles

22. Toxic Air Contaminants Monitoring l High Volume Size Selective Inlet Sampler l High Volume Total Suspended Particulate Sampler l Multimedia Sampler l Canister Sampler

23. Multimedia Sampler (XonTech 920)

24. Canister Sampler (Xontech 910)

25. Hydrocarbon Compounds l Modified Canister Sampler l Continuous Hydrocarbon Sampler l Carbonyl Sampler

26. Continuous Hydrocarbon Sampler

27. Carbonyl Sampler l Photochemical Assessment Monitoring Stations (PAMS) l Silica Sampling Cartridge l Four 3 hour samples (2300-0200, 0500- 0800,1200-1500, 1600-1900 PST) l 11 sites

28. Acid Deposition Program l WET DEPOSITION » Conductance and pH » Chloride, Nitrate, Sulfate » Ammonium, Calcium, Magnesium, Potassium, Sodium l DRY DEPOSITION » Currently only PM2.5 is analyzed » Mass, Nitric Acid, Chloride, Nitrate, Sulfate, Ammonium, Calcium, Magnesium, Potassium, Sodium

29. CADMP Wet Deposition Sampler

30. CADMP Dry Deposition Sampler

31. References l 40 CFR 50, 53, 58 l CARB Air Monitoring Quality Assurance » Volume II: Standard Operating Procedures for Air Quality Monitoring l Instrument Manuals l Internet Sites » CARB (http://www.arb.ca.gov) » EPA (http://www.epa.gov) » AWMA (http://www.awma.org)